The kids of The Apex raid a musical car before descending on a village of unsuspecting turtles - but before they can complete their mission, leaders Grace and Simon are separated from the pack under mysterious circumstances.

Grace and Simon look on the bright side and hope that this will be like a mini-vacation from their responsibilities as leaders of The Apex.

Stuck in a blizzard, the gang seeks shelter in a nearby cabin. But when Simon realizes who's inside, he frantically searches for a way out.

A giant, color-changing clock creates a shifting-maze puzzle that the gang has to solve before they can leave the car.

The gang finds themselves in a car full of golden winged snakes, but in that dusty landscape a mystery they're unprepared for awaits them.

In the seemingly innocent Hey Ho Whoa car, a shocking revelation rocks Grace and Simon's world. Will they be able to fix it before The Apex find out?

Ryan and Min-Gi are forced to satisfy Pig Baby with the perfect dessert.

Arriving in a Wild West town, Ryan, Min-Gi, and Kez attempt to escape the locals.

Mirror Tulip tries to create a new life for herself outside the Mirror World.

Mirror Tulip and Jesse climb down a real life family tree.

Waking up on the train together, Ryan and Min-Gi are met by Kez, whose mistake has left the boys in a predicament.

Tulip, Atticus and One-One enter a crystal forest car and have to take part in a musical ritual.

Mirror Tulip and Jesse gain an unexpected companion.

Tulip strikes a deal with a cat in an attempt to get home, but is the price worth it?

Mirror Tulip tries to help get Jesse’s number down.

With a growing rift forming between them, Ryan and Min-Gi attempt to convince a bouncer to let them enter the rave.

As the duo nears Kez's home, they are forced to contend both with all their enemies and their messy relationship.

Mirror Tulip and Jesse enter a carnival car and have to compete for the exit.

Ryan and Min-Gi are forced to face the truth and a final challenge if they ever want to go home.

With their instruments back, Ryan and Min-Gi have to play their first show since they were kids, but it's no easy emotional feat.

Tulip, a headstrong 13-year-old girl, finds a mysterious train where every car contains its own universe.

Tulip and One-One explore a car full of Corgis and face off against a mysterious monster.

The gang enters an unfinished train car and tries to fix it.

Having finally arrived at Kez's home, Ryan and Min-Gi learn of her biggest secret and regret.

Mirror Tulip and Jesse get stuck in a car and face an unusual dilemma.